NOTE: Median weekly earnings of full-time workers 16 years and older. Data refer to the sole or principal job of full-time workers. Excluded are self-employed workers regardless of whether or not their businesses are incorporated. Beginning in January 1999, data reflect revised population controls used in the household survey.

1. Data refer to members of a labor union or an employee association similar to a union.

2. Data refer to members of a labor union or an employee association similar to a union as well as workers who report no union affiliation but whose jobs are covered by a union or an employee association contract.